/*
* INSANE - Interactive Structural Analysis Environment
*
* Copyright (C) 2003-2005
* Universidade Federal de Minas Gerais
* Escola de Engenharia
* Departamento de Engenharia de Estruturas
* 
* Author's email :    insane@dees.ufmg.br
* Author's website :  http://www.dees.ufmg.br/insane
* 
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or any later version.
* 
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
* 
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
package br.ufmg.dees.insane.model.disc.driver;

import br.ufmg.dees.insane.model.disc.fem.FemModel;
import br.ufmg.dees.insane.util.IMatrix;
import br.ufmg.dees.insane.util.IVector;

/**
*A class representing a driver.
*
*@author Fonseca, Flavio & Pitangueira, Roque
*@version 1.0
*@since September 2003
*/

public interface Driver {
	
	/** Returns the myModel of this Driver.
	*@return The myModel of this Driver.
	*/
	public FemModel getFemModel();	
	
	/** Sets the FemModel of this Driver.
	*@param a The FemModel of this Driver.
	*/
	public void setFemModel(FemModel a);
	
//********************************************************************************
   /** 
	*
	*/
	public IVector getRVector();
//	********************************************************************************
	/** 
	*
	*/
	public IMatrix getTangentCMatrix();
//	********************************************************************************
	/** 
	*
	*/
	public IVector getInternalRVector();
//	********************************************************************************
	/** 
	*
	*/
	public void assignState(IVector reducedDisplacementVector);
//	********************************************************************************
	/** 
	*
	*/
	public void updateState();
//	********************************************************************************
	/** 
	*
	*/
	public int getNumberOfEquations();
//	********************************************************************************
}

